Cards
 
 
 Bank Cards
 Insurance Cards
 Identification Cards
 Key Cards for buildings, car parks, hotels
 Loyal Client Cards (collection of points)
   
Key Cards for buildings, car parks, hotels    
 

Cards with a magnet tape or chip in the access control systems are often used. Apart from security, they provide control over the working time of your staff. No doubt, this is the most efficient system. It can be used to analyze quickly and clearly whole periods of time.
Good hotels offer their guests the convenient Key Cards.